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ipv6-update: remove settings from global-config

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Instead make it more robust by reading comments.
This commit is contained in:
Christian Hesse 2018-12-19 16:48:34 +01:00
parent 6f606f9ca5
commit 9f077ab8bf
2 changed files with 12 additions and 21 deletions
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4
global-config
View file

@ -37,10 +37,6 @@
# This controls what configuration is activated by bridge-port-to-default.
:global "bridge-port-to" "default";
# This is used to update AAAA records and firewall address-list.
:global "ipv6-interface" "br-local";
:global "ipv6-pool" "telekom";
# These settings are used to update gre interface settings based on
# remote peer configuration.
:global "gre-cert-prefix" "ikev2-";

29
ipv6-update
View file

@ -4,36 +4,31 @@
#
# update firewall and dns settings on IPv6 prefix change
:global "ipv6-interface";
:global "ipv6-pool";
:local addrlist [ / ipv6 firewall address-list find where comment=("ipv6-pool-" . $"ipv6-pool") ];
:local pool [ / ipv6 pool get [ find where prefix=$"pd-prefix" ] name ];
:local addrlist [ / ipv6 firewall address-list find where comment=("ipv6-pool-" . $pool) ];
:local oldprefix [ / ipv6 firewall address-list get $addrlist address ];
# give the interfaces a moment to receive their addresses
:delay 2s;
if ($oldprefix != $"pd-prefix") do={
:log info ("Updating ipv6 address list with new IPv6 prefix " . $"pd-prefix");
:log info ("Updating IPv6 address list with new IPv6 prefix " . $"pd-prefix");
/ ipv6 firewall address-list set address=$"pd-prefix" $addrlist;
:local oldprefix56 [ :pick $oldprefix 0 [ :find $oldprefix "00::/56" ] ];
:local oldprefix64 [ :pick $oldprefix 0 [ :find $oldprefix "::/56" ] ];
:foreach record in=[ / ip dns static find where comment~("ipv6-pool-" . $pool) ] do={
:local comment [ :toarray [ / ip dns static get $record comment ] ];
:local intname [ :pick [ :pick $comment 1 ] 10 99 ];
:local suffix [ :pick [ :pick $comment 2 ] 7 99 ];
:local newprefix [ / ipv6 address get [ / ipv6 address find where from-pool=$"ipv6-pool" interface=$"ipv6-interface" ] address ];
:local newprefix64 [ :pick $newprefix 0 [ :find $newprefix "::/64" ] ];
:local prefix [ / ipv6 address get [ find where interface=$intname from-pool=$pool global ] address ];
:local prefix64 [ :pick $prefix 0 [ :find $prefix "::/64" ] ];
:foreach record in=[ / ip dns static find where address~$oldprefix56 ] do={
:local address [ / ip dns static get $record address ];
:local name [ / ip dns static get $record name ];
:if ( [ :len $name ] = 0) do={
:if ([ :len $name ] = 0) do={
:set name [ / ip dns static get $record regex ];
}
:local suffix [ :pick $address [ :len $oldprefix64 ] [ :len $address ] ];
:log info ("Updating dns record for " . $name . ": " . $address . " -> " . $newprefix64 . $suffix);
/ ip dns static set address=($newprefix64 . $suffix) $record;
:log info ("Updating DNS record for " . $name . " to " . $prefix64 . ":" . $suffix);
/ ip dns static set address=($prefix64 . ":" . $suffix) $record;
}
}